<!doctype html>
<html>
  <head>
    <title>Multilingual HelpDesk</title>
    <style>
      * { margin: 0; padding: 0; box-sizing: border-box; }
      body { font: 13px Helvetica, Arial; }
      form { background: #000; padding: 3px; position: fixed; bottom: 0; width: 100%; }
      form input { border: 0; padding: 10px; width: 90%; margin-right: .5%; }
      form button { width: 9%; background: rgb(130, 224, 255); border: none; padding: 10px; }
      #messages { list-style-type: none; margin: 0; padding: 0; }
      #messages li { padding: 5px 10px; }
      #messages li:nth-child(odd) { background: #eee; }
    </style>
  </head>
  <body>
    <ul id="messages"></ul>
    <form action="">
      <input id="m" autocomplete="off" /><button>Send</button>
      <input type="button" name="start_button" id="start_button" value="Record" onclick="startButton(event)" class="btn btn-info btn-lg">
    </form>
  </body>
  <script src="https://cdn.socket.io/socket.io-1.2.0.js"></script>
	<script src="http://code.jquery.com/jquery-1.11.1.js"></script>
	<script>
	  var socket = io();
	  $('form').submit(function(){
	    socket.emit('chat message', $('#m').val());
	    $('#m').val('');
	    return false;
	  });
	  socket.on('chat message', function(msg){
	    $('#messages').append($('<li>').text(msg));
	  });
	  var final_transcript = '';
	  var recognizing = false;
	  var last10messages = []; //to be populated later

	  if (!('webkitSpeechRecognition' in window)) {
	    console.log("webkitSpeechRecognition is not available");
	  } else {
	    var recognition = new webkitSpeechRecognition();
	    recognition.lang = "en-IN";
	    recognition.continuous = true;
	    recognition.interimResults = true;

	    recognition.onstart = function() {
	      recognizing = true;
	    };

	    recognition.onresult = function(event) {
	        var interim_transcript = '';
	        for (var i = event.resultIndex; i < event.results.length; ++i) {
	          if (event.results[i].isFinal) {
	            final_transcript += event.results[i][0].transcript;
	            $('#msg').addClass("final");
	            $('#msg').removeClass("interim");
	          } else {
	            interim_transcript += event.results[i][0].transcript;
	            $("#msg").val(interim_transcript);
	            $('#msg').addClass("interim");
	            $('#msg').removeClass("final");
	          }
	        }
	        $("#msg").val(final_transcript);
	        $("#m").val(final_transcript);
	        };
	      }

	    function startButton(event) {
	      if (recognizing) {
	        recognition.stop();
	        recognizing = false;
	        $("#start_button").prop("value", "Record");
	        return;
	      }
	      final_transcript = '';
	      recognition.lang = "en-GB"
	      recognition.start();
	      $("#start_button").prop("value", "Recording ... Click to stop.");
	      $("#msg").val();
	    }
	</script>
	<script src="//cdnjs.cloudflare.com/ajax/libs/annyang/1.4.0/annyang.min.js"></script>
</html>
